14289917 has 2 divisors, whose sum is σ = 14289918. Its totient is φ = 14289916.

The previous prime is 14289907. The next prime is 14289931. The reversal of 14289917 is 71998241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12313081 + 1976836 = 3509^2 + 1406^2 .

It is a cyclic number.

It is not a de Polignac number, because 14289917 - 2⁴ = 14289901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14289907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7144958 + 7144959.

It is an arithmetic number, because the mean of its divisors is an integer number (7144959).

Almost surely, 2^14289917 is an apocalyptic number.

It is an amenable number.

14289917 is a deficient number, since it is larger than the sum of its proper divisors (1).

14289917 is an equidigital number, since it uses as much as digits as its factorization.

14289917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 41.

The square root of 14289917 is about 3780.2006560499. The cubic root of 14289917 is about 242.6665423442. Note that the first 3 decimals are identical.

The spelling of 14289917 in words is "fourteen million, two hundred eighty-nine thousand, nine hundred seventeen".